Tech
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Color Orbs
A generative art piece by Danny King built from shifting color orbs, one of the code-made artworks in his online portfol…
Color Palette Generator
A tool that builds a color palette from any photo: paste an image URL and it extracts a matching color scheme you can us…
Color Palette Pro
A synthesizer for color: a playful palette generator with sliders and a write-up on why most color palette tools disappo…
Color Picker
A clean, open source color picker that converts between OKLCH, HWB, HSL, HSV and RGB with live sliders and explanations…
Color Television NTSC Tutorials
Illustrated tutorials on how analog NTSC color television works, from the antenna and scanning timing to color encoding…
Colorbook
A set of color tools that converts a hex value to other formats such as CMYK, suggests how to use it, and helps you buil…
ColorBox
A color palette generator for building accessible color systems, with customizable curves for hue, saturation, and lumin…
Colormind
An AI color palette generator trained on photos, movies, and art that produces cohesive five-color schemes you can lock…
Colors & Fonts
Free color tools for designers and developers, including curated palettes, copy-paste CSS gradients, a palette builder w…
Colorspace
Explore color relationships in OKLCH, OKHSL and CIELAB with a real-time 3D visualization, and build harmonious palettes…
Combination Sum Calculator
A calculator that takes a list of numbers and shows every combination of them that adds up to a target value, handy for…
Combustion Lab
A browser-based internal combustion engine simulator where you build an engine, watch the pistons run and read real ther…
ComiCSS
A webcomic about CSS that is itself coded in CSS, mixing programmer humor with web craft in strips built from nothing bu…
Command Line Fu
A community-curated collection of clever one-line shell commands, voted on and shared by Unix and Linux users.
Command Line Handbook
A free handbook that teaches modern command line tools and workflows, from navigating files and searching text to script…
Commitment Issues
Paste any public GitHub repo and get an official death certificate with cause of death, last commit as last words and re…
CommitStrip
A webcomic chronicling the daily absurdities of life as a programmer, from scope creep to the eternal battle with legacy…
Commodore Clicker
Click to render a Commodore 64 screen one pixel at a time, buy oscillators and upgrades with your pixels, and slowly unl…
CommodoreZ
Home of the Cactus homebrew computer, a hobbyist's retro machine project, wrapped in cheeky mock-under-construction page…
Communications of the ACM
The flagship publication of the Association for Computing Machinery, with articles, opinion and research highlights acro…
Compiler Explorer
Matt Godbolt's interactive tool showing the assembly output of dozens of compilers in real time as you type code in many…
Composite
The blog of Liz Henry on computer stuff, poetry, games, public transit, activism, gender, books, wheelchairs, and transl…
COMPOST
The debut issue of an indie magazine about the digital commons, mixing essays and artwork on protocols, communities and…
Compressing and Enhancing Hand-Written Notes
A detailed write-up of a program that cleans up scans of handwritten notes, using color clustering to shrink file size w…
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